You are buying one measurable outcome here: people standing up and staying there. That is a narrower brief than live music generally, and it changes what you should be looking at. The useful footage is not the band playing well, it is the floor in front of them at the end of a set, and watching for that does half your shortlisting.
Perth gives the category its own wrinkle, because so much of the summer function season happens outside. Open air eats sound, a river or coastal breeze pushes it sideways, and a floor set up on grass under the sky needs more from a band than the same headcount in a hotel room would. The pool here is not deep either, so enquire with several acts at once and book a peak Saturday well ahead.
Top picks are the acts in this category in Perth, with the most visible client reviews first, then rating; premium listings break remaining ties.
Count the musicians and you have most of the answer, because each one is a fee and a share of the van. After that it is hours, then how far out the venue sits, since a run to the Swan Valley or down to Mandurah is a long night with a trailer. The from-prices on this page are what Perth dance bands are quoting at the moment, so check which lineup each figure covers.
Bass and drums do the work people actually move to, so a tight four-piece will hold most Perth reception rooms. The extra players earn their money outdoors, where there are no walls to hold the sound in and a thin band simply disappears into the night air. Describe the space and the guest count and let the band recommend a size.
Look at the crowd in the video rather than the band, and look at it in the third or fourth song rather than the first. Anyone can fill a floor for one number. Then see how they answer your questions, because a group that comes back about your room, your finish time and your power has run real Perth functions rather than posted a brochure.
Further than the east coast, because the pool here is genuinely small and there is no cheap interstate act to fly in when your first choice is taken. For a Saturday between October and December, winter is the sensible time to be asking. A midweek or winter date stays available much longer, and that is where the real choice sits.
A band that pauses to chat for twenty seconds after every number is entertaining you. A dance band overlaps the end of one song with the start of the next so nobody is given a reason to sit down, and you can see that in any live clip.
Perth heat is hard on amplifiers, laptops and a mixing desk, and instruments drift out of tune sitting in it. Ask where the band would set up, and if the answer is a covered spot facing away from the western sun, they have done this here before.
Two breaks in a three-set night is two chances for the room to sit down. Most Perth acts run a playlist through their own system, and a few have a member who does a genuine DJ set between the live ones, which keeps the level up all night.